US6140855A — Dynamic-latch-receiver with self-reset pointer

Claim 1

Independent Claim 114 words

A dynamic latch receiver device comprising: a sequence of data latch devices arranged in parallel for enabling sequential latching of data signals communicated serially on a single data line; first pointer signal generator for generating a sequence of one or more first pointer signals, each generated first pointer signal of a sequence corresponding to a specific latch device; and pulse converter means associated with a latch device for receiving a corresponding first pointer signal and generating a respective second pointer signal for input to a respective latch device, each said second pointer signal generated in a non-overlapping sequence for triggering a respective latching of each data signal in synchronism with serially communicated data signals.

Claim 2

Dependent Claim 114 words

A dynamic latch receiver device comprising: a sequence of data latch devices arranged in parallel for enabling sequential latching of data signals communicated serially on a single data line; first pointer signal generator for generating a sequence of one or more first pointer signals, each generated first pointer signal of a sequence corresponding to a specific latch device; and pulse converter means associated with a latch device for receiving a corresponding first pointer signal and generating a respective second pointer signal for input to a respective latch device, each said second pointer signal generated in a non-overlapping sequence for triggering a respective latching of each data signal in synchronism with serially communicated data signals.

Claim 3

Dependent Claim 31 words

The receiver device as claimed in claim 1, wherein each generated second pointer signal is a pulse signal having a width smaller than a width of its corresponding first pointer signal.

Claim 4

Dependent Claim 30 words

The receiver device as claimed in claim 1, wherein each generated second pointer signal of a sequence overlaps in time with a prior generated first pointer signal of said sequence.

Claim 5

Dependent Claim 21 words

The receiver device as claimed in claim 1, wherein one or more said latch devices latch data of different voltage levels.

Claim 6

Dependent Claim 72 words

The receiver device as claimed in claim 3, wherein said latch device further comprises: a first FET transistor device having a gate terminal for receiving a data signal, and a second terminal; and a second FET transistor device having a gate terminal for receiving a corresponding second pointer signal in synchronism with receipt of said data signal, and a second terminal connected to said second terminal of said first FET transistor device.

Claim 7

Dependent Claim 50 words

The receiver device as claimed in claim 5, wherein said latch device further comprises a third FET transistor device having a gate terminal for receiving a precharge signal prior to latching a respective data signal, and a second terminal connected to a third terminal of said second FET transistor device.

Claim 8

Dependent Claim 35 words

The receiver device as claimed in claim 4, wherein said first FET transistor device comprises a low threshold NMOS FET for enabling latching of a data signal having a voltage lower than a latched voltage.

Claim 9

Dependent Claim 88 words

The receiver device as claimed in claim 1, wherein said pulse converter means comprises: a logic gate having a first input receiving a first pointer signal of a first polarity and outputting said second pointer signal; and means simultaneously receiving said first pointer signal and generating a first pointer signal delayed in time and of opposite polarity for input to a second input of said logic gate, said logic gate responsive to said delayed and inverted pointer signal at said second input for resetting said second pointer signal.

Claim 10

Dependent Claim 17 words

The receiver device as claimed in claim 8, wherein said logic gate device includes a NOR gate.

Claim 11

Dependent Claim 34 words

The receiver device as claimed in claim 8, wherein said means for generating a first pointer signal delayed in time and of opposite polarity further includes one or more serially connected logic inverter devices.

Claim 12

Dependent Claim 41 words

The receiver device as claimed in claim 5, wherein a corresponding precharge signal for precharging a respective latch device enables latching of a corresponding data signal at a desired voltage level regardless of the voltage level of the data signal input.

Claim 13

Dependent Claim 127 words

A dynamic latch receiver device comprising: a sequence of data latch devices arranged in parallel for enabling sequential latching of data signals communicated serially on a single data line; pointer signal generator for generating a sequence of one or more pointer signals, each generated pointer signal of a sequence being input to a respective first input of a corresponding specific latch device; and, means for simultaneously delaying a respective said pointer signal in time for receipt at a second input of a corresponding latch device, wherein said pointer signal at said first input of a respective latch device triggers a respective latching of a data signal arriving in synchronism therewith on said data line, and said delayed pointer signal at said second input resets said pointer signal.

Claim 14

Dependent Claim 127 words

A dynamic latch receiver device comprising: a sequence of data latch devices arranged in parallel for enabling sequential latching of data signals communicated serially on a single data line; pointer signal generator for generating a sequence of one or more pointer signals, each generated pointer signal of a sequence being input to a respective first input of a corresponding specific latch device; and, means for simultaneously delaying a respective said pointer signal in time for receipt at a second input of a corresponding latch device, wherein said pointer signal at said first input of a respective latch device triggers a respective latching of a data signal arriving in synchronism therewith on said data line, and said delayed pointer signal at said second input resets said pointer signal.

Claim 15

Dependent Claim 28 words

The receiver device as claimed in claim 12, wherein each generated pointer signal of a sequence overlaps in time with a prior generated pointer signal of said sequence.

Claim 16

Dependent Claim 105 words

The receiver device as claimed in claim 12, wherein said latch device further comprises: a first FET transistor device having a gate terminal for receiving a data signal, and a second terminal; a second FET transistor device having a gate terminal for receiving a corresponding pointer signal in synchronism with receipt of said data signal, and a second terminal connected to said second terminal of said first FET transistor device, and a third terminal; and a third FET transistor device having a gate terminal for receiving said delayed pointer signal and a second terminal connected to said third terminal of said second FET transistor device.

Claim 17

Dependent Claim 49 words

The receiver device as claimed in claim 14, wherein said latch device further comprises a fourth FET transistor device having a gate terminal for receiving a precharge signal prior to latching a data signal, and a second terminal connected to a third terminal of said third FET transistor device.

Claim 18

Dependent Claim 22 words

The receiver device as claimed in claim 14, wherein said second FET transistor and third FET transistor devices comprises an NMOS FET.

Claim 19

Dependent Claim 35 words

The receiver device as claimed in claim 14, wherein said first FET transistor device comprises a low threshold NMOS FET for enabling latching of a data signal having a voltage lower than a latched voltage.

Claim 20

Dependent Claim 41 words

The receiver device as claimed in claim 12, wherein said means corresponding to a specific latch device for simultaneously receiving a corresponding pointer signal, and delaying said pointer signal in time further includes one or more serially connected logic inverter devices.

Claim 21

Dependent Claim 41 words

The receiver device as claimed in claim 14, wherein a corresponding precharge signal for precharging a respective latch device enables latching of a corresponding data signal at a desired voltage level regardless of the voltage level of the data signal input.

Claim 22

Independent Claim 104 words

A method for sequentially latching a sequence of input data signals communicated serially on a single data line comprising: providing a sequence of data latch devices arranged for sequentially latching said data signals; generating a sequence of one or more first pointer signals, each generated first pointer signal of a sequence corresponding to a specific latch device; and converting each first pointer signal into a corresponding respective second pointer signal for input to a respective latch device, each said second pointer signal generated in a non-overlapping sequence for triggering a respective latching of each data signal in synchronism with said serially communicated data signals.

Claim 23

Independent Claim 104 words

A method for sequentially latching a sequence of input data signals communicated serially on a single data line comprising: providing a sequence of data latch devices arranged for sequentially latching said data signals; generating a sequence of one or more first pointer signals, each generated first pointer signal of a sequence corresponding to a specific latch device; and converting each first pointer signal into a corresponding respective second pointer signal for input to a respective latch device, each said second pointer signal generated in a non-overlapping sequence for triggering a respective latching of each data signal in synchronism with said serially communicated data signals.

Claim 24

Dependent Claim 32 words

The method as claimed in claim 20, wherein each generated second pointer signal is a pulse signal having a pulse width smaller than a pulse width of its corresponding first pointer signal.

Claim 25

Dependent Claim 35 words

The method as claimed in claim 20, wherein said generating step includes generating overlapped pointer signals, whereby each pointer signal of a sequence overlaps in time with a prior generated pointer signal of said sequence.

Claim 26

Dependent Claim 81 words

The method as claimed in claim 21, wherein said converting step comprises: providing a logic gate having a first input for receiving a corresponding first pointer signal at a first polarity and for outputting said second pointer signal; and simultaneously inverting and delaying said first pointer signal in time for input at a second input of said logic gate, said logic gate responsive to said delayed and inverted first pointer signal at said second input for resetting said second pointer signal.

Claim 27

Dependent Claim 57 words

The method as claimed in claim 23, further comprising the step of generating a precharge signal for input at a corresponding latch device prior to latching a respective data signal, said precharge signal enabling latching of a corresponding data signal at a desired voltage level regardless of the voltage level of the data signal input as communicated.

Claim 28

Independent Claim 119 words

A method for latching a sequence of input data signals communicated serially on a single data line comprising: providing a sequence of data latch devices arranged in parallel for sequential latching of data signals communicated serially on a single data line; generating a sequence of one or more pointer signals, each generated pointer signal of a sequence being input to a respective first input of a corresponding data latch device for triggering a respective latching of a data signal arriving in synchronism therewith on said data line; and, delaying said pointer signal in time for receipt at a second input of an associated latch device, wherein said delayed pointer signal at said second input resets said generated pointer signal.

Claim 29

Independent Claim 119 words

A method for latching a sequence of input data signals communicated serially on a single data line comprising: providing a sequence of data latch devices arranged in parallel for sequential latching of data signals communicated serially on a single data line; generating a sequence of one or more pointer signals, each generated pointer signal of a sequence being input to a respective first input of a corresponding data latch device for triggering a respective latching of a data signal arriving in synchronism therewith on said data line; and, delaying said pointer signal in time for receipt at a second input of an associated latch device, wherein said delayed pointer signal at said second input resets said generated pointer signal.

Annuity Stage	Window Opens	Payment Deadline	Surcharge Period Until	Estimated Fee	Status
3.5 Years (Year 4)	2003-10-31	2004-05-01	2004-10-31	$2000.00	Window Closed / Lapsed
7.5 Years (Year 8)	2007-10-31	2008-05-01	2008-10-31	$3760.00	Window Closed / Lapsed
11.5 Years (Year 12)	2011-10-31	2012-05-01	2012-10-31	$7700.00	Window Closed / Lapsed

Dynamic-latch-receiver with self-reset pointer

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