System, method and apparatus for burst communications
First Claim
Patent Images
1. A communication system for transmitting and receiving digital data comprising:
- a transmitter transmitting one or more digitally gated carrier waves gated by said digital data and a receiver detecting at least one digitally gated carrier wave of the one or more digitally gated carrier waves, wherein said receiver determines a state of said digital data by counting cycles of the at least one digitally gated carrier wave of the one or more digitally gated carrier waves.
1 Assignment
0 Petitions
Accused Products
Abstract
A communication system for digital communications comprising a transmitter which transmits digital data bits by direct on-off keying of a carrier to producing a burst and a receiver which receives the burst and recovers the digital data transmitted by the burst.
-
Citations
85 Claims
-
1. A communication system for transmitting and receiving digital data comprising:
-
a transmitter transmitting one or more digitally gated carrier waves gated by said digital data and a receiver detecting at least one digitally gated carrier wave of the one or more digitally gated carrier waves, wherein said receiver determines a state of said digital data by counting cycles of the at least one digitally gated carrier wave of the one or more digitally gated carrier waves. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22)
-
-
23. A method for transmitting and receiving digital data comprising:
-
gating one or more carrier waves with said digital data to produce one or more gated carrier waves;
detecting at least one of said one or more gated carrier waves; and
counting cycles of said at least one gated carrier wave to determine a state of said digital data. - View Dependent Claims (24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44)
-
-
45. An apparatus for transmitting and receiving digital data comprising:
-
means for transmitting one or more gated carrier waves gated by said digital data and means for receiving at least one gated carrier wave of the one or more gated carrier waves, wherein said means for receiving determines a state of said digital data by counting cycles of the at least one gated carrier wave of the one or more gated carrier waves. - View Dependent Claims (46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66)
-
-
67. A digital transmitter for transmitting digital data comprising:
-
a carrier generator providing one or more carrier signals at selected frequencies;
a serializer coupled to said digital data and producing a serial stream of digital bits;
a data edge synchronizer coupled to said serial stream of digital bits and receiving at least one carrier signal of said one or more carrier signals, said data edge synchronizer producing a synchronized stream of digital bits, wherein at least one edge of each digital bit in said synchronized stream of digital bits is synchronized to a specified part of each cycle within said at least one carrier signal; and
a gating circuit gating at least one carrier signal of said one or more carrier signals according to each digital bit in said synchronized stream of digital bits. - View Dependent Claims (68, 69, 70, 71, 72)
-
-
73. A digital receiver for receiving a carrier signal gated by digital data:
-
an amplifier receiving said carrier signal and providing an amplified signal;
a limiting circuit coupled to said amplifier, said limiting circuit receiving said amplified signal and providing a limited signal; and
a divider/counter coupled to said limiting circuit, said divider/counter counting a number of consecutive periods present or absent in said limited signal to provide a digital output. - View Dependent Claims (74, 75, 76, 77)
-
-
78. A method for transmitting digital data comprising:
-
generating at least one carrier signal;
converting said digital data to a stream of serial digital bits;
synchronizing said stream of serial digital bits to said at least one carrier signal to generate a synchronized stream of digital bits such that at least one edge of each digital bit in said synchronized stream of digital bits is synchronized to a selected part of each cycle within said at least one carrier signal; and
gating said at least one carrier signal according to each digital bit in said synchronized stream of digital bits. - View Dependent Claims (79, 80, 81)
-
-
82. A method for receiving a carrier signal gated by digital data comprising:
-
generating a synchronized clock signal based on said carrier signal;
comparing said carrier signal to said synchronized clock signal;
counting a number of consecutive periods present in or absent from said carrier signal based on the comparison of said carrier signal to said synchronized clock signal;
determining a state of a digital bit based on the count of consecutive periods; and
providing a serial stream based on the determined state of each digital bit. - View Dependent Claims (83, 84, 85)
-
Specification