Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
95 words
A portable radio communication apparatus comprising: a main body having a large current consuming circuit and a small current consuming circuit, and a battery pack for supplying said main body with voltages it requires, said battery pack including a first battery, which is low in internal resistance and which outputs a high voltage, for supplying said large current consuming circuit with power for its optimal operation, and a second battery, which is high in internal resistance and which outputs a low voltage, for supplying said small current consuming circuit with power for its optimal operation.
Claim 2
Dependent Claim
95 words
A portable radio communication apparatus comprising: a main body having a large current consuming circuit and a small current consuming circuit, and a battery pack for supplying said main body with voltages it requires, said battery pack including a first battery, which is low in internal resistance and which outputs a high voltage, for supplying said large current consuming circuit with power for its optimal operation, and a second battery, which is high in internal resistance and which outputs a low voltage, for supplying said small current consuming circuit with power for its optimal operation.
Claim 3
Dependent Claim
58 words
A portable radio communication apparatus, as claimed in claim 1, wherein said large power consuming circuit is a transmission power amplifier, for which a nickel metal hydride battery is used as said first battery, and said small power consuming circuit is a transmit/receive signal processing section, for which a lithium ion battery is used as said second battery.
Claim 4
Dependent Claim
32 words
A portable radio communication apparatus, as claimed in claim 2, wherein said first and second batteries, said transmission power amplifier, and said transmit/receive signal processing section are housed in a single box.
Claim 5
Dependent Claim
109 words
A portable radio communication apparatus, as claimed in claim 2, wherein said first battery and second batteries are housed in a single battery box, and said transmission power amplifier and transmit/receive signal processing section are housed in a main unit box; the battery box and the main unit box are detachably connected by a freely detaching mechanism; power output terminals connected to the first and second batteries are provided within the battery box; and there are further provided power input terminals which are connected to the transmission power amplifier and the transmit/receive signal processing section within the main unit box and are in contact with said power output terminals.
Claim 6
Dependent Claim
79 words
A portable radio communication apparatus, as claimed in claim 1, further provided with a charging current supply source for supplying charging currents to said first and second batteries, voltage detecting means for detecting the voltages at which said first battery and second batteries are being charged, and charging current stop control means for stopping the supply of charging currents to the first and second batteries for which the completion of charging has been detected by said voltage detecting means.
Claim 7
Dependent Claim
33 words
A portable radio communication apparatus, as claimed in claim 1, wherein said first and second batteries simultaneously supply power to said large current consuming circuit and to said small current consuming circuit, respectively.