EP0295373A2
Expired / Lapsed
EP
⏱️ 0.0 years remaining
Computerized mobile two-way radio system with serial interface
Assignee: Individual
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Filing: 1988-03-25
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Granted: —
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Expires: 2008-03-25
Abstract
Abstract A new Computerized Mobile Two-Way Radio System is provided having extensive microprocessor enhanced capabilities and versatility for wide area/multiple region two-way radio networks with multiple categories of users and adaptability to multiple international standards and mobile radio equipment configurations. A new software-based infrastructuring of channel grouping and channel attributes allows wider adaptability of two-way radios to system expansion and changing operational requirements which provides better and hierarchical control of networks and single point control of channels over multiple frequency bands. The main elements of the system consist of 1) a microprocessor-based Control Unit, 2) a Digital Serial Interface/Link System and 3) a microprocessor-based Convertible Transceiver Unit. The microprocessor based Control Unit provides many facilities and capabilities for the operator and the system in compact form. The Digital Serial Interface/Link provides a two-way path for serial data consisting of digitized audio and digital command and status signals. The microprocessor-based Transceiver Unit is designed for operation and control over the Digital Serial Interface/Link. The system allows the addition through control and software versatility of many options, capabilities and peripheral/external devices including built-in front panel programmability, built-in autodiagnostics, remote programmability, remote takeover of controls, remote memory-dump, remote diagnostics, program cloning capability, voting on all channels, 512 channel (expandable) programmability within 16 groups (expandable), ttiple levels of priority within each group (expandable), supreme over-ride channel common to all groups, RS232C Interface Ports for data applications, phone patch for voice and for world-wide telephone linkable devices and other capabilities.
Inventors
- 👤 Kaspar Kasparian
- 👤 John Dieter Ide
- 👤 Thomas Alexander Brown
- 👤 Aaron Stanley Rodgers
- 👤 John Padgett Fussel
- 👤 Ming-Chyuan Hsu
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-11-05 13:20
CPC Classifications
H; H04; H04W; H04W88/00; H04W88/02
Claims Analysis
Total Claims: 56
Claim 1
Independent Claim
92 words
A multipurpose two-way radio comprising: (a) a Control Unit, said Control Unit having a microprocessor, and means for serializing and deserializing digitized signals including digitized audio; (b) a Transceiver Unit having function modules, a microprocessor, radio function modules and means for serializing and deserializing signal including digitized audio; (c) programmable software for imparting versatility and capabilities to said radio, said programmable software operatively connected to at least one microprocessor; and (d) a linking medium providing two-way communications for digital signals and including digitized audio between said Control Unit and said Transceiver Unit.
Claim 2
Dependent Claim
92 words
A multipurpose two-way radio comprising: (a) a Control Unit, said Control Unit having a microprocessor, and means for serializing and deserializing digitized signals including digitized audio; (b) a Transceiver Unit having function modules, a microprocessor, radio function modules and means for serializing and deserializing signal including digitized audio; (c) programmable software for imparting versatility and capabilities to said radio, said programmable software operatively connected to at least one microprocessor; and (d) a linking medium providing two-way communications for digital signals and including digitized audio between said Control Unit and said Transceiver Unit.
Claim 3
Dependent Claim
17 words
The multipurpose two-way radio of claim 1 further comprising a control panel disposed in said Control Unit.
Claim 4
Dependent Claim
24 words
The multipurpose two-way radio of claim 1 wherein said control panel includes a plurality of command and mode switches; function switches and a display.
Claim 5
Dependent Claim
24 words
The multipurpose two-way radio of claim 1 wherein said microprocessor in said Control Unit and said microprocessor in said Transceiver Unit includes digital memory.
Claim 6
Dependent Claim
18 words
The multipurpose two-way radio of claim 2 further comprising a central processing unit disposed in said Control Unit.
Claim 7
Dependent Claim
18 words
The multipurpose two-way radio of claim 5 further comprising second central processing unit disposed in said Transceiver Unit.
Claim 8
Dependent Claim
31 words
The multipurpose two-way radio of claim 6 further comprising an input/output port connected to said Control Unit microprocessor and said control panel, said input/output interchanging digital information with said control panel.
Claim 9
Dependent Claim
20 words
The multipurpose two-way radio of claim 1 to 7 wherein said linking medium consists of one or more optical fiber.
Claim 10
Dependent Claim
71 words
The multipurpose two-way radio of claim 1 or 8 wherein said linking medium is interfaced with serializer to form a digital frame for serial transmission over said linking medium, said serializer having at least one digital data input and a digital audio word input and also interfaced with a deserializer for receiving a digital frame from said linking medium and separating said digital data input and said digitized audio word input.
Claim 11
Dependent Claim
24 words
The multipurpose two-way radio of claim 9 wherein said serializer and said deserializer include means for converting and reconverting audio word to analog audio.
Claim 12
Dependent Claim
29 words
The multipurpose two-way radio of claims 1 or 2 wherein said software, in cooperation with said microprocessor creates transmit and receive messages in digital frames over said linking medium.
Claim 13
Dependent Claim
23 words
The multipurpose two-way radio of claim 1 or 2 further comprising an electronically programmable read only memory device such as a masked ROM.
Claim 14
Dependent Claim
25 words
The multipurpose two-way radio of claim 1 or 12 futher comprising an electronically programmable memory device such as an EE prom or non-volatile static RAM.
Claim 15
Dependent Claim
19 words
The multipurpose two-way radio of claim 1 or 2 further comprising optional function modules disposed in said Transceiver Unit.
Claim 16
Dependent Claim
17 words
The multipurpose two-way radio of claim 14 wherein said optional function modules are controlled by said software.
Claim 17
Dependent Claim
54 words
The multipurpose two-way radio of claim 15 wherein said optional function modules include consisting of one or more modules selected from the group a frequency shift keying module, a sequential data module, a dual tone multiple frequency module, a continuous tone coded squelch system module, a data modem module and a voice privacy module.
Claim 18
Dependent Claim
123 words
A two-way mobile radio system comprising: (a) a Control Unit, said Control Unit having a central processing unit with digital memory; (b) a radio frequency unit, said radio frequency unit having function modules and a central processing unit with digital memory; (c) programmable software in cooperation with at least one central processing unit; (d) a linking medium connecting and interface/serializer at one end, said.serializer having at least one digital data input and digital audio word input to an interface/deserializer at said other end to receive a digital frame and to separate said digital data input and said digitized audio and, in the process, converting analog signals into digital at one end and reconverting digital signals back into analog signals at the other end.
Claim 19
Dependent Claim
123 words
A two-way mobile radio system comprising: (a) a Control Unit, said Control Unit having a central processing unit with digital memory; (b) a radio frequency unit, said radio frequency unit having function modules and a central processing unit with digital memory; (c) programmable software in cooperation with at least one central processing unit; (d) a linking medium connecting and interface/serializer at one end, said.serializer having at least one digital data input and digital audio word input to an interface/deserializer at said other end to receive a digital frame and to separate said digital data input and said digitized audio and, in the process, converting analog signals into digital at one end and reconverting digital signals back into analog signals at the other end.
Claim 20
Dependent Claim
44 words
The two-way radio system of claim 17 wherein both of said Control Unit and Transceiver Unit are each computerized with at least one microprocessor and software and have a symmetrical interface for linking them together to carry both digital data information and digitized audio.
Claim 21
Dependent Claim
32 words
The two-way mobile radio system of claim 18 further comprising a two-way Digital Serial Bus System to connect said interface/serializer and said interface/deserializer and provide a Time Division Multiplexing/Pulse Code Modulation process.
Claim 22
Dependent Claim
32 words
The two-way mobile radio system of claim 19 wherein said Digital Serial Bus System provides a means to permit intercommunication between at least one Control Unit and at least one Transceiver Unit.
Claim 23
Dependent Claim
43 words
The two-way mobile radio system of claim 17 wherein multi-standard capabilities are provided through the use of software in cooperation with said microprocessor in cooperation with said function modules and in cooperation a modular electromechanical design to meet prevailing international standards and norms.
Claim 24
Dependent Claim
27 words
The two-way mobile radio system of claim 19 wherein said software provides vital aspects of system/infrastructure to provide interaction between said Control Unit and said Transceiver Unit.
Claim 25
Dependent Claim
164 words
The two-way mobile radio system of claim 22 wherein said software provides, enhances or controls vital aspects of system/infrastructure and includes one or more capabilities selected from the group consisting of channel attributes, channel organization, channel priorities, multiple operating modes, commands, functions, function setting ranges and provisions, function control protocols, overall coordination of functions and control protocols, scanning, scan related protocols, generation and recognition of various tones and tone sequences, automatic identification, sending messages, receiving messages, transpond function, automatic responses, voting, built-in programming, programming protocols, program cloning, remote programming, remote takeover, remote diagnostics, built-in diagnostics, inhibits, 'enables', manipulation of digital audio/data for encryption/decryption, display, displayed information, alphabetic and/or numeric presentations, 'housekeeping' functions, interaction with and between microprocessors, interactions between the Control Unit and the Transceiver Unit, multiple transceiver control, interaction, coordination and control of peripherals, interaction and control of/with encoders and decoders, interaction and responses to received signals and control of characteristics, capabilities, facilities and attributes that are achieved through software and/or software control.
Claim 26
Dependent Claim
50 words
The two-way mobile radio system of claim 22 wherein said software provides versatility to meet network and system changes growth, changing operational requirements, special requirements, special protocols, customer preferences, through software adaptation, software modification, soft ware expansion, software commands, software algorithmic changes, software limiting, software restructuring and other software changes.
Claim 27
Dependent Claim
19 words
The two-way mobile radio. system of claim 22 wherein said software provides default infrastructure of channel and operating attributes.
Claim 28
Dependent Claim
26 words
The two-way mobile radio system of claim 17 wherein said central processing unit in said radio frequency unit provides means for performing autodiagnostics on said radio.
Claim 29
Dependent Claim
22 words
The two-way mobile radio system of claim 17 wherein said Control Unit includes an RS232C Interface Port for communications with peripheral devices.
Claim 30
Dependent Claim
28 words
The two-way mobile radio system of claim 17 wherein said linking medium provides a two or four conductor communications medium between said Control Unit and said Transceiver Unit.
Claim 31
Dependent Claim
22 words
The two-way mobile radio system of claim 28 wherein said two or four conductor communication medium is an Optical Fiber Control Cable.
Claim 32
Dependent Claim
17 words
The two-way mobile radio system of claim 17 further comprising optional function modules controlled by said software.
Claim 33
Dependent Claim
40 words
The two-way mobile radio system of claim 17 wherein said central processing unit provides means for transmitting a high priority signal to headquarters upon operation of a footswitch or the reception of an alarm signal from a portable 'Lifeline' transmitter.
Claim 34
Dependent Claim
31 words
A two-way mobile radio system comprising programmable software, a microprocessor-based Control Unit, a Digital Serial Interface and a microprocessor-based Transceiver Unit, said interface carrying both digital data and digitized audio bidirectionally.
Claim 35
Dependent Claim
31 words
A two-way mobile radio system comprising programmable software, a microprocessor-based Control Unit, a Digital Serial Interface and a microprocessor-based Transceiver Unit, said interface carrying both digital data and digitized audio bidirectionally.
Claim 36
Dependent Claim
18 words
The two-way mobile radio system of claim 32 further comprising a control panel disposed in said Control Unit.
Claim 37
Dependent Claim
39 words
The two-way mobile radio system of claim 33 wherein said microprocessor-based Control Unit, control panel and said programmable software provide means of up/down setting volume and squelch in discrete digital steps with pseudoanalog and digital display confirmations of settings.
Claim 38
Dependent Claim
38 words
The two-way mobile radio system of claim 33 wherein said microprocessor-based Control Unit, control panel and said programmable software provide operating modes including: Manual, Manual with Priority, Scan, Scan with Priority and Voting including means of displaying modes.
Claim 39
Dependent Claim
103 words
The two-way mobile radio system of claim 33 wherein said microprocessor-based Control Unit, control panel and programmable software provide means for controlling such functions as setting value or control of R.F. output Levels, Squelch Steps/Levels, Group of Channels, Public Address Facility for mike audio, Public Address Facility for received audio, control of Auxiliary devices, such as for alerting of incoming calls, Codes for encryption selected, Codes for operating external devices, Codes for personal identification, Digital Status Messages, Selective Calling of other mobile or fixed stations, single or multilevel Privacy/encryption system SITE (CTCSS) or other tones, Telephone Facility and provisions for other special requirements.
Claim 40
Dependent Claim
26 words
The two-way mobile radio system of claim 33 wherein said microprocessor-based Control Unit, control panel protocols and programmable software in combination provide an enhanced send function.
Claim 41
Dependent Claim
27 words
The two-way mobile radio system of claim 37 wherein said enhanced send function is not limited by control protocols and only limited by the signalling method used.
Claim 42
Dependent Claim
186 words
The two-way mobile radio system of claim 33 wherein said combination of programmable software, microprocessor-based Control Unit, Digital Serial Interface/Link, and microprocessor-based Transceiver Unit provide one or more functions selected from a group consisting of routine 'housekeeping' functions, responding to signals from said Transceiver Unit, responding to other internal signals, responding to user initiated commands, responding to remote takeover command protocols, responding to remote programming of radio, performing continuous diagnostics routines, responding to faults, complying with external programming, complying with front panel programming routines, accomplishing voting, accomplishing scanning, recognizing priority channels, controlling alphanumeric display, recognizing different uses of same buttons, providing CTCSS tones, providing encryption/decryption, providing common supreme override channel for all programmed channels, providing user interface assistance during programming, responding to emergency signals, controlling operating modes, providing confirmation of settings, timing various functions, performing selective calling, providing various automatic routines, inhibiting functions or routines, as required, controlling/supervising peripheral devices, affecting responses of controls, controlling display annunciators, controlling other indicators, maintaining, updating and supervising channel attributes infrastructure, supervising phone function, maintaining messages from headquarters, supervising program access, performing automatic transponding and performing memory dump upon request.
Claim 43
Dependent Claim
16 words
The two-way mobile radio system of claim 33 wherein said Digital Serial Interface/Link provides for networking.
Claim 44
Dependent Claim
26 words
The two-way mobile radio system of claim 40 wherein said networking provides for the control of multiple Transceiver Units in the same or different frequency bands.
Claim 45
Dependent Claim
17 words
The two-way mobile radio system of claim 32 further comprising modular electromechanical design to provide for conversion.
Claim 46
Dependent Claim
30 words
The two-way radio system of claim 42 wherein said modular electro-mechanical design includes a cover having means for converting said radio from simplex operation to duplex operation and vice versa.
Claim 47
Dependent Claim
29 words
The two-way mobile radio system of claim 42 or 43 wherein said modular electromechanical design includes a cover having means for converting said radio from one power to another.
Claim 48
Dependent Claim
32 words
The two-way mobile radio system of claim 42 or 44 wherein said modular electromechanical design includes a connecting means for converting said radio from an integrated unit to an extended controlled version.
Claim 49
Dependent Claim
32 words
The two-way mobile radio system of claim 33 further comprising a second microprocessor-based Control Unit and a second control panel disposed in said second microprocessor-based Control Unit to provide additional control facilities.
Claim 50
Dependent Claim
18 words
The two-way mobile radio system of claim 32 further comprising a Remote Instruction Decoder to provide remote programming.
Claim 51
Dependent Claim
22 words
The two-way mobile radio system of claim 47 wherein said remote programming is a means for a remote reprogramming of said radio.
Claim 52
Dependent Claim
23 words
The two-way mobile radio system of claim 47 wherein said remote programming provides a means for erasing said programmable software in said radio.
Claim 53
Dependent Claim
14 words
The two-way mobile radio system of claim 47 further comprising a Remote Instruction Incoder.
Claim 54
Dependent Claim
27 words
The two-way mobile radio system of claim 50 wherein said Remote Instruction Encoder and Remote Instruction Decoder include facilities for remote diagnostics and interrogation of said radio.
Claim 55
Dependent Claim
26 words
The two-way mobile radio system of claim 47 wherein said Remote Instruction Decoder includes facilities for taking over radio control functions normally controlled by the operator.
Claim 56
Dependent Claim
128 words
The two-way mobile radio system of claim 32 wherein said combination of programmable software, microprocessor-based Control Unit, a Digital Serial Interface/Link and microprocessor-based Transceiver provides voting, said voting including a scan of received signals which are compared to a preset attribute reference and where, upon receipt of a signal meeting referenced attribute qualifications, said signal is determined acceptable and a scan function ceases to allow processing of said signal into information desired; said voting, however, continuing with subsequent scan of other predetermined channels with priority requirement now being the receipt of a signal that compares more favorably with respect to the last accepted signal, said process continuing during two-way communications, with supreme priority predetermined channel overriding and being deemed acceptable over all other channels being polled through scanning.
References Cited (Backward Citations)
No citation records indexed.
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