US6463396B1
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for controlling internal heat generating circuit
Assignee: Toshiba Corp
•
Filing: 1999-04-19
•
Granted: 2002-10-08
•
Expires: 2019-04-19
Abstract
Abstract In a computer system constituted by a portable computer and a desk station used to expand the function of the portable computer, the portable computer has a communication connector used for communication with the desk station, in addition to a connector for connecting a system bus in the portable computer to the desk station. Temperature control in the portable computer is also executed. The computer may include a one-chip controller that includes an element having a characteristic that varies with temperature and further includes a dedicated pin electrically connected to the element. The element may be mounted on a portion of an integrated circuit substrate. The dedicated pin may be provided on a portion of a connection pin arrangement. The computer may further include a temperature detecting element configured to detect a temperature of the one-chip controller via the dedicated pin, and may further include a controlling unit configured to control an internal heat-generating circuit on said integrated circuit substrate to decrease the temperature of said one-chip controller when the temperature detected by said temperature detecting element exceeds a set temperature.
Inventors
- 👤 Nobutaka Nishigaki
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 14:10
CPC Classifications
G; G06; G06F; G06F21/00; G06F21/70; G06F21/81; G06F1/00; G06F1/16; G06F1/1613; G06F1/1632; G06F1/20; G06F1/206
Claims Analysis
Total Claims: 33
Claim 1
Independent Claim
106 words
An electronic apparatus comprising: a one-chip controller including an element having a characteristic that varies with temperature and including a dedicated pin electrically connected to said element, said element being mounted on a portion of an integrated circuit substrate, said dedicated pin being provided on a portion of a connection pin arrangement; a temperature detecting element configured to detect a temperature of said one-chip controller via said dedicated pin; and a controlling unit configured to control an internal heat-generating circuit on said integrated circuit substrate to decrease the temperature of said one-chip controller when the temperature detected by said temperature detecting element exceeds a set temperature.
Claim 2
Dependent Claim
106 words
An electronic apparatus comprising: a one-chip controller including an element having a characteristic that varies with temperature and including a dedicated pin electrically connected to said element, said element being mounted on a portion of an integrated circuit substrate, said dedicated pin being provided on a portion of a connection pin arrangement; a temperature detecting element configured to detect a temperature of said one-chip controller via said dedicated pin; and a controlling unit configured to control an internal heat-generating circuit on said integrated circuit substrate to decrease the temperature of said one-chip controller when the temperature detected by said temperature detecting element exceeds a set temperature.
Claim 3
Dependent Claim
160 words
An electronic apparatus comprising: a one-chip controller including an element having a characteristic that varies with temperature and including a dedicated pin electrically connected to said element, said element being mounted on a portion of an integrated circuit substrate, said dedicated pin being provided on a portion of a connection pin arrangement; a temperature detecting element configured to detect a temperature of said one-chip. controller via said dedicated pin; a command issuing unit configured to issue a command to control an internal heat-generating circuit on said integrated circuit substrate to decrease the temperature of said one-chip controller when the temperature detected by said temperature detecting element exceeds a set temperature; and an interrupt issuing unit configured to issue an interrupt signal to said one-chip controller when the temperature detected by said temperature detecting element exceeds the set temperature, wherein said one-chip controller controls said internal heat-generating circuit in accordance with the issued command in response to the issued interrupt signal.
Claim 4
Dependent Claim
160 words
An electronic apparatus comprising: a one-chip controller including an element having a characteristic that varies with temperature and including a dedicated pin electrically connected to said element, said element being mounted on a portion of an integrated circuit substrate, said dedicated pin being provided on a portion of a connection pin arrangement; a temperature detecting element configured to detect a temperature of said one-chip. controller via said dedicated pin; a command issuing unit configured to issue a command to control an internal heat-generating circuit on said integrated circuit substrate to decrease the temperature of said one-chip controller when the temperature detected by said temperature detecting element exceeds a set temperature; and an interrupt issuing unit configured to issue an interrupt signal to said one-chip controller when the temperature detected by said temperature detecting element exceeds the set temperature, wherein said one-chip controller controls said internal heat-generating circuit in accordance with the issued command in response to the issued interrupt signal.
Claim 5
Dependent Claim
155 words
An electronic apparatus comprising: a one-chip controller including an element having a characteristic that varies with temperature and including a dedicated pin electrically connected to said element, said element being mounted on a portion of an integrated circuit substrate, said dedicated pin being provided on a portion of a connection pin arrangement; a temperature detecting element configured to detect a temperature of said one-chip controller via said dedicated pin; an analog-digital converting unit configured to convert the temperature detected by said temperature detecting element from an analog signal to a digital signal; a control signal generating unit configured to generate a control signal to decrease the temperature of said one-chip controller when a voltage value of the digital signal exceeds a set voltage value; and a controlling unit configured to control an internal heat-generating circuit on said integrated circuit substrate to decrease the temperature of said one-chip controller in response to the generated control signal.
Claim 6
Dependent Claim
155 words
An electronic apparatus comprising: a one-chip controller including an element having a characteristic that varies with temperature and including a dedicated pin electrically connected to said element, said element being mounted on a portion of an integrated circuit substrate, said dedicated pin being provided on a portion of a connection pin arrangement; a temperature detecting element configured to detect a temperature of said one-chip controller via said dedicated pin; an analog-digital converting unit configured to convert the temperature detected by said temperature detecting element from an analog signal to a digital signal; a control signal generating unit configured to generate a control signal to decrease the temperature of said one-chip controller when a voltage value of the digital signal exceeds a set voltage value; and a controlling unit configured to control an internal heat-generating circuit on said integrated circuit substrate to decrease the temperature of said one-chip controller in response to the generated control signal.
Claim 7
Dependent Claim
155 words
An electronic apparatus comprising: a one-chip controller including an element having a characteristic that varies with temperature and including a dedicated pin electrically connected to said element, said element being mounted on a portion of an integrated circuit substrate, said dedicated pin being provided on a portion of a connection pin arrangement; a temperature detecting element configured to detect a temperature of said one-chip controller via said dedicated pin; an analog-digital converting unit configured to convert the temperature detected by said temperature detecting element from an analog signal to a digital signal; a control signal generating unit configured to generate a control signal to decrease the temperature of said one-chip controller when a voltage value of the digital signal exceeds a set voltage value: and a controlling unit configured to control an internal heat-generating circuit in said integrated circuit substrate to decrease the temperature of said one-chip controller in response to the generated control signal.
Claim 8
Dependent Claim
155 words
An electronic apparatus comprising: a one-chip controller including an element having a characteristic that varies with temperature and including a dedicated pin electrically connected to said element, said element being mounted on a portion of an integrated circuit substrate, said dedicated pin being provided on a portion of a connection pin arrangement; a temperature detecting element configured to detect a temperature of said one-chip controller via said dedicated pin; an analog-digital converting unit configured to convert the temperature detected by said temperature detecting element from an analog signal to a digital signal; a control signal generating unit configured to generate a control signal to decrease the temperature of said one-chip controller when a voltage value of the digital signal exceeds a set voltage value: and a controlling unit configured to control an internal heat-generating circuit in said integrated circuit substrate to decrease the temperature of said one-chip controller in response to the generated control signal.
Claim 9
Dependent Claim
69 words
The electronic apparatus according to claim 1 , wherein said controlling unit controls a clock frequency of said internal heat-generating circuit to be decreased when the temperature detected by said temperature detecting element exceeds a first threshold, and controls a main body of said electronic apparatus to be automatically powered off when the temperature detected by said temperature detecting element exceeds a second threshold higher than the first threshold.
Claim 10
Dependent Claim
69 words
The electronic apparatus according to claim 2 , wherein said one-chip controller controls a clock frequency of said internal heat-generating circuit to be decreased when the temperature detected by said temperature detecting element exceeds a first threshold, and controls a main body of said electronic apparatus to be automatically powered off when the temperature detected by said temperature detecting element exceeds a second threshold higher than the first threshold.
Claim 11
Dependent Claim
69 words
The electronic apparatus according to claim 3 , wherein said controlling unit controls a clock frequency of said internal heat-generating circuit to be decreased when the temperature detected by said temperature detecting element exceeds a first threshold, and controls a main body of said electronic apparatus to be automatically powered off when the temperature detected by said temperature detecting element exceeds a second threshold higher than the first threshold.
Claim 12
Dependent Claim
69 words
The electronic apparatus according to claim 4 , wherein said controlling unit controls a clock frequency of said internal heat-generating circuit to be decreased when the temperature detected by said temperature detecting element exceeds a first threshold, and controls a main body of said electronic apparatus to be automatically powered off when the temperature detected by said temperature detecting element exceeds a second threshold higher than the first threshold.
Claim 13
Dependent Claim
84 words
The electronic apparatus according to claim 1 , wherein said controlling unit controls periodically switching a mode to supply an operating clock to said internal heat-generating circuit and a mode to stop the supply of the operating clock thereto when the temperature detected by said temperature detecting element exceeds a first threshold, and controls a main body of said electronic apparatus to be automatically powered off when the temperature detected by said temperature detecting element exceeds a second threshold higher than the first threshold.
Claim 14
Dependent Claim
84 words
The electronic apparatus according to claim 2 , wherein said one-chip controller controls periodically switching a mode to supply an operating clock to said internal heat-generating circuit and a mode to stop the supply of the operating clock thereto when the temperature detected by said temperature detecting element exceeds a first threshold, and controls a main body of said electronic apparatus to be automatically powered off when the temperature detected by said temperature detecting element exceeds a second threshold higher than the first threshold.
Claim 15
Dependent Claim
88 words
The electronic apparatus according to claim 3 , wherein said controlling unit controls periodically switching to a first mode to supply an operating clock to said internal heat-generating circuit and to a second mode to stop the supply of the operating clock thereto when the temperature detected by said temperature detecting element exceeds a first threshold, and controls a main body of said electronic apparatus to be automatically powered off when the temperature detected by said temperature detecting element exceeds a second threshold higher than the first threshold.
Claim 16
Dependent Claim
35 words
The electronic apparatus according to claim 1 , wherein said controlling unit controls a main body of said electronic apparatus to be automatically powered off, based on the temperature detected by said temperature detecting element.
Claim 17
Dependent Claim
35 words
The electronic apparatus according to claim 2 , wherein said one-chip controller controls a main body of said electronic apparatus to be automatically powered off, based on the temperature detected by said temperature detecting element.
Claim 18
Dependent Claim
35 words
The electronic apparatus according to claim 3 , wherein said controlling unit controls a main body of said electronic apparatus to be automatically powered off, based on the temperature detected by said temperature detecting element.
Claim 19
Dependent Claim
35 words
The electronic apparatus according to claim 4 , wherein said controlling unit controls a main body of said electronic apparatus to be automatically powered off based on the temperature detected by said temperature detecting element.
Claim 20
Dependent Claim
87 words
An electronic apparatus comprising: a semiconductor circuit including an element having a characteristic that varies with temperature and including a terminal that is electrically connected to said element and outputs a signal corresponding to the characteristic of said element; a temperature detecting element configured to detect a temperature of said semiconductor circuit via said terminal; and a controlling unit configured to control a main body of said electronic apparatus to be automatically powered off when the temperature detected by said temperature detecting element exceeds a set temperature.
Claim 21
Dependent Claim
87 words
An electronic apparatus comprising: a semiconductor circuit including an element having a characteristic that varies with temperature and including a terminal that is electrically connected to said element and outputs a signal corresponding to the characteristic of said element; a temperature detecting element configured to detect a temperature of said semiconductor circuit via said terminal; and a controlling unit configured to control a main body of said electronic apparatus to be automatically powered off when the temperature detected by said temperature detecting element exceeds a set temperature.
Claim 22
Dependent Claim
127 words
An electronic apparatus comprising: a semiconductor circuit including an element having a characteristic that varies with temperature and including a terminal that is electrically connected to said element and outputs a signal corresponding to the characteristic of said element, said semiconductor circuit operating according to a clock frequency; a temperature detecting element configured to detect a temperature of said semiconductor circuit via said terminal; and a controlling unit configured to control the clock frequency of said semiconductor circuit to be decreased when the temperature detected by said temperature detecting element exceeds a first threshold, and to control a main body of said electronic apparatus to be automatically powered off when the temperature detected by said temperature detecting element exceeds a second threshold higher than the first threshold.
Claim 23
Dependent Claim
127 words
An electronic apparatus comprising: a semiconductor circuit including an element having a characteristic that varies with temperature and including a terminal that is electrically connected to said element and outputs a signal corresponding to the characteristic of said element, said semiconductor circuit operating according to a clock frequency; a temperature detecting element configured to detect a temperature of said semiconductor circuit via said terminal; and a controlling unit configured to control the clock frequency of said semiconductor circuit to be decreased when the temperature detected by said temperature detecting element exceeds a first threshold, and to control a main body of said electronic apparatus to be automatically powered off when the temperature detected by said temperature detecting element exceeds a second threshold higher than the first threshold.
Claim 24
Dependent Claim
146 words
An electronic apparatus comprising: a semiconductor circuit including an element having a characteristic that varies with temperature and including a terminal that is electrically connected to said element and outputs a signal corresponding to the characteristic of said element, said semiconductor circuit operating according to a clock frequency; a temperature detecting element configured to detect a temperature of said semiconductor circuit via said terminal; and a controlling unit configured to control periodically switching to a first mode to supply an operating clock to said semiconductor circuit and to a second mode to stop the supply of the operating clock thereto when the temperature detected by said temperature detecting element exceeds a first threshold, and to control a main body of said electronic apparatus to be automatically powered off when the temperature detected by said temperature detecting element exceeds a second threshold higher than the first threshold.
Claim 25
Dependent Claim
146 words
An electronic apparatus comprising: a semiconductor circuit including an element having a characteristic that varies with temperature and including a terminal that is electrically connected to said element and outputs a signal corresponding to the characteristic of said element, said semiconductor circuit operating according to a clock frequency; a temperature detecting element configured to detect a temperature of said semiconductor circuit via said terminal; and a controlling unit configured to control periodically switching to a first mode to supply an operating clock to said semiconductor circuit and to a second mode to stop the supply of the operating clock thereto when the temperature detected by said temperature detecting element exceeds a first threshold, and to control a main body of said electronic apparatus to be automatically powered off when the temperature detected by said temperature detecting element exceeds a second threshold higher than the first threshold.
Claim 26
Dependent Claim
135 words
An electronic apparatus comprising: a one-chip controller including an element having a characteristic that varies with temperature and including a dedicated pin electrically connected to said element, said element being mounted on a portion of an integrated circuit substrate, said dedicated pin being provided on a portion of a connection pin arrangement; a temperature detecting element configured to detect a temperature of said one-chip controller via said dedicated pin; a negative feedback controlling unit configured to control an internal heat-generating circuit on said integrated circuit substrate to decrease the temperature of said one-chip controller when the temperature detected by said temperature detecting element exceeds a set temperature; and a controlling unit configured to control a main body of said electronic apparatus to be automatically powered, based on the temperature detected by said temperature detecting element.
Claim 27
Dependent Claim
135 words
An electronic apparatus comprising: a one-chip controller including an element having a characteristic that varies with temperature and including a dedicated pin electrically connected to said element, said element being mounted on a portion of an integrated circuit substrate, said dedicated pin being provided on a portion of a connection pin arrangement; a temperature detecting element configured to detect a temperature of said one-chip controller via said dedicated pin; a negative feedback controlling unit configured to control an internal heat-generating circuit on said integrated circuit substrate to decrease the temperature of said one-chip controller when the temperature detected by said temperature detecting element exceeds a set temperature; and a controlling unit configured to control a main body of said electronic apparatus to be automatically powered, based on the temperature detected by said temperature detecting element.
Claim 28
Dependent Claim
82 words
A control method applied to an electronic apparatus having a semiconductor circuit including an element having a characteristic that varies with temperature and including a terminal that is electrically connected to said element and outputs a signal corresponding to the characteristic of said element, said method comprising: detecting a temperature of said semiconductor circuit via said terminal; and controlling a main body of said electronic apparatus to be automatically powered off when the temperature detected in said detection exceeds a set temperature.
Claim 29
Dependent Claim
82 words
A control method applied to an electronic apparatus having a semiconductor circuit including an element having a characteristic that varies with temperature and including a terminal that is electrically connected to said element and outputs a signal corresponding to the characteristic of said element, said method comprising: detecting a temperature of said semiconductor circuit via said terminal; and controlling a main body of said electronic apparatus to be automatically powered off when the temperature detected in said detection exceeds a set temperature.
Claim 30
Dependent Claim
119 words
A control method applied to an electronic apparatus having a semiconductor circuit including an element having a characteristic that varies with temperature and including a terminal that is electrically connected to said element and outputs a signal corresponding to the characteristic of said element, said semiconductor circuit operating according to a clock frequency, said method comprising: detecting a temperature of said semiconductor circuit via said terminal; and controlling the clock frequency of said semiconductor circuit to be decreased when the temperature detected in said detection exceeds a first threshold, and controlling a main body of said electronic apparatus to be automatically powered off when the temperature detected in said detection exceeds a second threshold higher than the first threshold.
Claim 31
Dependent Claim
119 words
A control method applied to an electronic apparatus having a semiconductor circuit including an element having a characteristic that varies with temperature and including a terminal that is electrically connected to said element and outputs a signal corresponding to the characteristic of said element, said semiconductor circuit operating according to a clock frequency, said method comprising: detecting a temperature of said semiconductor circuit via said terminal; and controlling the clock frequency of said semiconductor circuit to be decreased when the temperature detected in said detection exceeds a first threshold, and controlling a main body of said electronic apparatus to be automatically powered off when the temperature detected in said detection exceeds a second threshold higher than the first threshold.
Claim 32
Dependent Claim
134 words
A control method applied to an electronic apparatus having a semiconductor circuit including an element having a characteristic that varies with temperature and including a terminal that is electrically connected to said element and outputs a signal corresponding to the characteristic of said element, said semiconductor circuit operating according to a clock frequency, said method comprising: detecting a temperature of said semiconductor circuit via said terminal; and controlling periodically switching a mode to supply an operating clock to said semiconductor circuit and a mode to stop the supply of the operating clock thereto when the temperature detected in said detection exceeds a first threshold, and controlling a main body of said electronic apparatus to be automatically powered off when the temperature detected in said detection exceeds a second threshold higher than the first threshold.
Claim 33
Dependent Claim
134 words
A control method applied to an electronic apparatus having a semiconductor circuit including an element having a characteristic that varies with temperature and including a terminal that is electrically connected to said element and outputs a signal corresponding to the characteristic of said element, said semiconductor circuit operating according to a clock frequency, said method comprising: detecting a temperature of said semiconductor circuit via said terminal; and controlling periodically switching a mode to supply an operating clock to said semiconductor circuit and a mode to stop the supply of the operating clock thereto when the temperature detected in said detection exceeds a first threshold, and controlling a main body of said electronic apparatus to be automatically powered off when the temperature detected in said detection exceeds a second threshold higher than the first threshold.
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| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 2005-10-07 | 2006-04-08 | 2006-10-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2009-10-07 | 2010-04-08 | 2010-10-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2013-10-07 | 2014-04-08 | 2014-10-08 | $7700.00 | Window Closed / Lapsed |