Signal receiving apparatus

Claim 2

Signal receiving apparatus comprising: a tuning stage having presettable channel selecting storage means for storing selected channel identity signals representing predetermined channels to which said tuning stage is tunable, any of said stored channel identity signals being selectively read out to control the tuning condition of said tuning stage so as to be tuned to the channel represented by the read out channel identity signal; a plurality of manually operable switches for selecting particular ones of said preset channels; presettable memory means for storing control signals associated with said respective predetermined channels and each controlling at least one operating condition of said signal receiving apparatus, said presettable memory means including a plurality of memory stages for each storing at least one control signal associated with a respective preset channel, said manually operable switches being selectively operable to cause the channel identity signal representing a particular preset channel to be read out of said storage means and to cause said at least one control signal stored in a corresponding memory stage to be read out therefrom; selectively operable preset means to generate at least one control signal to be stored in said memory means when said tuning stage is tuned to an associated channel during a preset operation, said preset means including selectively operable control code generating means for generating a control code representing at least one desired operating condition of said signal receiving apparatus when said tuning stage is tuned to a channel, said control code generating means including temporary storage means for temporarily storing the selectively generated control code, said temporarily stored control code being used to control said at least one condition of said receiving apparatus; means for supplying said control code to all of said memory stages; enabling means responsive to the operation of said manually operable switches to enable only the one memory stage corresponding to the channel selected by said switches to store said control code; and selectively operable write-in means for writing said control code into the enabled memory stage; and read-out means selectively operable to read out a particular stored channel identity signal from said storage means and also to read out said at least one control signal stored in said memory means and associated with the channel represented by said particular channel identity signal, wherein said read-out means comprises a plurality of gating means, each being connected to a respective memory stage and responsive to the selective operation of said manually operable switches to read out the control code stored in said respective memory stage to said temporary storage means.

Claim 3

The apparatus of claim 1 wherein said control code generating means generates plural control codes, each adapted to establish a respectively different operating condition of said signal receiving apparatus; each of said memory stages includes a plurality of memory sections for storing respective ones of said control codes; said temporary storage means includes a plurality of temporary storage sections for temporarily storing respective ones of said control code; and each of said gating means includes a plurality of gating sections connected to respective memory sections for selectively reading out said respective control codes stored in said memory sections to said temporary storage sections.

Claim 4

The apparatus of claim 2 wherein each of said control codes is a one-bit code; and said control code generating means comprises a pluraity of manually operable control switches, each associated with a respective operating condition of said signal receiving apparatus, a plurality of pulse generating means, each coupled to a respective control switch for generating a pulse when said respective control switch is operated, and a plurality of bi-state circuits, each coupled to a respective pulse generating means for storing the pulse generated thereby, the selective presence or absence of said stored pulse being used to control a respective operating condition of said signal receiving apparatus, and each bi-state circuit constituting a respective one temporary storage section.

Claim 5

The apparatus of claim 3 wherein each memory section comprises a triggerable flip-flop circuit having a storage input terminal coupled to a respective one of said bi-state circuits and a trigger input coupled to said enabling means to receive a trigger pulse therefrom when said manually operable switches are operated to select the memory stage which includes said memory section and said write-in means is operated.

Claim 6

The apparatus of claim 2, 3, or 4 wherein said plural control codes are adapted to establish the selectivity, mono/stereo, and muting conditions of said signal receiving apparatus for each channel to which said tuning stage is tuned.

Claim 7

In signal receiving apparatus of the type including a tuning stage having presettable channel selecting storage means for storing selected channel identity signals representing predetermined channels to which said tuning stage is tunable, any of said stored channel identity signals being selectively read out to control the tuning condition of said tuning stage to be tuned to the channel represented by the read out channel identity signal, the improvement comprising presettable memory means for storing control signals associated with said respective predetermined channels, said control signals including at least selectivity control signals controlling the selectivity of said signal receiving apparatus, and representing the selectivity condition of said apparatus for respective ones of said predetermined channels; selectively operable present means to generate at least one said selectivity control signal to be stored in said memory means when said turning stage is turned to an associated channel during a preset operation; and read-out means selectively operable to read out a particular stored channel identity signal from said storage means and also to read out said one selectivity control signal stored in said memory means and associated with the channel represented by said particular channel identity signal.

Claim 8

In signal receiving apparatus of the type including a tuning stage having presettable channel selecting storage means for storing selected channel identity signals representing predetermined channels to which said tuning stage is tunable, any of said stored channel identity signals being selectively read out to control the tuning condition of said tuning stage to be tuned to the channel represented by the read out channel identity signal, the improvement comprising presettable memory means for storing control signals associated with said respective predetermined channels, said control signals including at least selectivity control signals controlling the selectivity of said signal receiving apparatus, and representing the selectivity condition of said apparatus for respective ones of said predetermined channels; selectively operable present means to generate at least one said selectivity control signal to be stored in said memory means when said turning stage is turned to an associated channel during a preset operation; and read-out means selectively operable to read out a particular stored channel identity signal from said storage means and also to read out said one selectivity control signal stored in said memory means and associated with the channel represented by said particular channel identity signal.

Claim 9

Signal receiving apparatus comprising: a turning stage to be turned to different channels for receiving programs broadcast over said different channels, said turning stage including a controllable oscillator for generating a local carrier whose frequency is determinative of the channel to which said turning stage is turned; an IF stage coupled to said turning stage; a demodulator stage coupled to said IF stage; a plurality of memory stages each including a channel identity code section for storing a channel identity code representing a particular channel and a control code section for storing a control code representing at least one operating condition of said signal receiving apparatus wherein said control code comprises a plural-bit code, each bit being associated with a respective operating condition of said signal receiving apparatus; up-down counter means selectively operable to increment or decrement the count thereof, the count of said up-down counter means corresponding to said channel identity code; means for controlling the frequency of said controllable oscillator as a function of the contents of said up-down counter means; a plurality of manually operable channel selector switches, each associated with a respective memory stage and operable to select that stage for the writing in or reading out of channel identity and control codes; write-in means selectively operable to establish a write-in operation; control code generating means selectively operable by an operator of said signal receiving apparatus to generate a control code for establishing a desirable operating condition of said signal receiving apparatus when said tuning stage is tuned to the channel represented by said count of said up-down counter means, said control code generating means including a number of manually operable control selector switches equal to the number of bits in said control code, a pulse generator and a flip-flop circuit for each of said control selector switches, each control selector switch being coupled to the respective pulse generator for triggering the same to produce a pulse when said switch is energized and a pulse when said switch is de-energized, and each pulse generator being coupled to the respective triggerable flip-flop circuit to trigger said flip-flop circuit between first and second states in response to each generated pulse, the state of said respective flip-flop circuit being determinative of the corresponding bit in said control code and being used to control a respective operating condition; write enabling means responsive to the operation of one of said channel selector switches and to the operation of said write-in means for causing the count of said up-down counter means and the generated control code to be written into the channel identity and control code sections, respectively, of the memory stage selected by said one channel selector switch; and read-out means responsive to the operation of one of said channel selector switches and to the absence of operation of said write-in means for causing the channel identity code stored in the channel identity section of the memory stage selected by the operated channel selector switch to be read out therefrom and loaded into said up-down counter means, and for causing the control code stored in the control code section of said memory stage selected by said channel selector switch to be read out therefrom and used to establish a corresponding operation condition of said signal receiving apparatus

Claim 10

Signal receiving apparatus comprising: a turning stage to be turned to different channels for receiving programs broadcast over said different channels, said turning stage including a controllable oscillator for generating a local carrier whose frequency is determinative of the channel to which said turning stage is turned; an IF stage coupled to said turning stage; a demodulator stage coupled to said IF stage; a plurality of memory stages each including a channel identity code section for storing a channel identity code representing a particular channel and a control code section for storing a control code representing at least one operating condition of said signal receiving apparatus wherein said control code comprises a plural-bit code, each bit being associated with a respective operating condition of said signal receiving apparatus; up-down counter means selectively operable to increment or decrement the count thereof, the count of said up-down counter means corresponding to said channel identity code; means for controlling the frequency of said controllable oscillator as a function of the contents of said up-down counter means; a plurality of manually operable channel selector switches, each associated with a respective memory stage and operable to select that stage for the writing in or reading out of channel identity and control codes; write-in means selectively operable to establish a write-in operation; control code generating means selectively operable by an operator of said signal receiving apparatus to generate a control code for establishing a desirable operating condition of said signal receiving apparatus when said tuning stage is tuned to the channel represented by said count of said up-down counter means, said control code generating means including a number of manually operable control selector switches equal to the number of bits in said control code, a pulse generator and a flip-flop circuit for each of said control selector switches, each control selector switch being coupled to the respective pulse generator for triggering the same to produce a pulse when said switch is energized and a pulse when said switch is de-energized, and each pulse generator being coupled to the respective triggerable flip-flop circuit to trigger said flip-flop circuit between first and second states in response to each generated pulse, the state of said respective flip-flop circuit being determinative of the corresponding bit in said control code and being used to control a respective operating condition; write enabling means responsive to the operation of one of said channel selector switches and to the operation of said write-in means for causing the count of said up-down counter means and the generated control code to be written into the channel identity and control code sections, respectively, of the memory stage selected by said one channel selector switch; and read-out means responsive to the operation of one of said channel selector switches and to the absence of operation of said write-in means for causing the channel identity code stored in the channel identity section of the memory stage selected by the operated channel selector switch to be read out therefrom and loaded into said up-down counter means, and for causing the control code stored in the control code section of said memory stage selected by said channel selector switch to be read out therefrom and used to establish a corresponding operation condition of said signal receiving apparatus

Claim 11

The apparatus of claim 7 wherein said read-out means includes a respective gating means coupled to a respective memory stage, each gating means comprising a number of gate circuits equal to the number of bits in said control code, each gate circuit having a code bit input connected to receive a respective bit of said control code stored in the control code section of said memory stage and an enable input connected to receive an enable signal when a respective channel selector switch is operated; a gate pulse generator for generating a gate pulse when said respective channel selector switch is operated; a number of flip-flop input circuits equal to the number of bits in said control code, a respective input circuit connected in common to the output of a respective gate circuit coupled to each memory stage, said respective input circuit being respective to said gate pulse and to the absence of operation of said write-in means for loading a respective flip-flop circuit with the control code bit read out of the respective memory stage.

Claim 12

The apparatus of claim 8 wherein said write-in means comprises a selectively operable write-in switch operable to produce a write enable signal; a respective energizable write gate coupled to a respective memory stage for supplying a write-in pulse thereto; and means for energizing said respective write gate with said enable signal and said gate pulse when said write enable signal is produced so as to load the states of said flip-flop circuits and the contents of said up-down counter means into the control code and channel identity sections, respectively, of said respective memory stage.

Claim 13

In signal receiving apparatus of the type including a tuning stage having presettable channel selecting storage means for storing selected channel identity signals representing predetermined channels to which said tuning stage is tunable, any of said stored channel identity signals being selectively read out to control the tuning condition of said tuning stage to be tuned to the channel represented by the read out channel identity signal, the improvement comprising presettable memory means for storing control signals associated with said respective predetermined channels, said control signals including at least mono/stereo control signals controlling the mono/stereo condition of said signal receiving apparatus and representing the mono/stereo condition of said apparatus for respective ones of said predetermined channels; selectively operable preset means to generate at least one said mono/stereo control signal to be stored in said memory means when said turning stage is tuned to an associated channel during a preset operation; and read-out means selectively operable to read out a particular stored channel identity signal from said storage means and also to read out said one mono/stereo control signal stored in said memory means and associated with the channel represented by said particular channel identity signal.

Claim 14

In signal receiving apparatus of the type including a tuning stage having presettable channel selecting storage means for storing selected channel identity signals representing predetermined channels to which said tuning stage is tunable, any of said stored channel identity signals being selectively read out to control the tuning condition of said tuning stage to be tuned to the channel represented by the read out channel identity signal, the improvement comprising presettable memory means for storing control signals associated with said respective predetermined channels, said control signals including at least mono/stereo control signals controlling the mono/stereo condition of said signal receiving apparatus and representing the mono/stereo condition of said apparatus for respective ones of said predetermined channels; selectively operable preset means to generate at least one said mono/stereo control signal to be stored in said memory means when said turning stage is tuned to an associated channel during a preset operation; and read-out means selectively operable to read out a particular stored channel identity signal from said storage means and also to read out said one mono/stereo control signal stored in said memory means and associated with the channel represented by said particular channel identity signal.

Claim 15

In signal receiving apparatus of the type including a tuning stage having presettable channel selecting storage means for storing selected channel identity signals representing predetermined channels to which said tuning stage is tunable, any of said stored channel identity signals being selectively read out to control the tuning condition of said tuning stage to be tuned to the channel represented by the read out channel identity signal, the improvement comprising presettable memory means for storing control signals associated with said respective predetermined channels, said control signals including at least muting control signals controlling the muting condition of said signal receiving apparatus and representing the muting condition of said apparatus for respective ones of said predetermined channels; selectively operable present means to generate at least one said muting control signal to be stored in said memory means when said tuning stage is turned to an associated channel during a preset operation; and read-out means selectively operable to read out a particular stored channel identity signal from said storage means and also to read out said one muting control signal stored in said memory means and associated with the channel represented by said particular channel identity signal.

Claim 16

In signal receiving apparatus of the type including a tuning stage having presettable channel selecting storage means for storing selected channel identity signals representing predetermined channels to which said tuning stage is tunable, any of said stored channel identity signals being selectively read out to control the tuning condition of said tuning stage to be tuned to the channel represented by the read out channel identity signal, the improvement comprising presettable memory means for storing control signals associated with said respective predetermined channels, said control signals including at least muting control signals controlling the muting condition of said signal receiving apparatus and representing the muting condition of said apparatus for respective ones of said predetermined channels; selectively operable present means to generate at least one said muting control signal to be stored in said memory means when said tuning stage is turned to an associated channel during a preset operation; and read-out means selectively operable to read out a particular stored channel identity signal from said storage means and also to read out said one muting control signal stored in said memory means and associated with the channel represented by said particular channel identity signal.