Switch, negative resistance cell, and differential voltage controlled oscillator using the same

A differential voltage controlled oscillator comprising:

• a resonator for generating an oscillation frequency corresponding to an input voltage;
• a first output terminal and a second output terminal, respectively coupled to a first terminal and a second terminal of the resonator, for outputting the oscillation frequency;
• and
• a negative resistance cell driven in correspondence to the oscillation frequency, wherein
• the negative resistance cell includes a switch, and
• the switch includes
• a first signal line extended in a first direction,
• a second signal line formed to be parallel with the first signal line, and
• a first gate electrode to a fourth gate electrode, a first source electrode to a third source electrode, and a first drain electrode to a fourth drain electrode formed between the first signal line and the second signal line,
• wherein the electrodes are formed in the order of the first gate electrode, the first drain electrode, the second gate electrode, the first source electrode, the third gate electrode, the second drain electrode, the fourth gate electrode, the second source electrode, the fifth gate electrode, the third drain electrode, the sixth gate electrode, the third source electrode, the seventh gate electrode, the fourth drain electrode, and the eighth gate electrode.

A negative resistance cell, included in a differential voltage controlled oscillator for outputting an oscillation frequency corresponding to an input voltage through a first output terminal and a second output terminal, including a switch driven corresponding to the oscillation frequency,

• wherein the switch includes:
• a first signal line extended in a first direction;
• a second signal line formed to be parallel with the first signal line;
• a source electrode formed between the first and second signal lines;
• a first gate electrode arranged to be parallel with the source electrode and coupled to the first signal line;
• a second gate electrode provided to the opposite side of the first gate electrode with respect to the source electrode, and coupled to the second signal line;
• a first drain electrode provided to the opposite side of the source electrode with respect to the first gate electrode, and coupled to the second signal line;
• and
• a second drain electrode provided to the opposite side of the source electrode with respect to the second gate electrode, and coupled to the first signal line.

A negative resistance cell, included in a differential voltage controlled oscillator for outputting an oscillation frequency corresponding to an input voltage through a first output terminal and a second output terminal, including a switch driven corresponding to the oscillation frequency,

• wherein the switch includes:
• a first signal line extended in a first direction;
• a second signal line formed to be parallel with the first signal line;
• and
• a first gate electrode to a fourth gate electrode, a first source electrode to a third source electrode, and a first drain electrode to a fourth drain electrode formed between the first signal line and the second signal line, and
• wherein the electrodes are formed in the order of the first gate electrode, the first drain electrode, the second gate electrode, the first source electrode, the third gate electrode, the second drain electrode, the fourth gate electrode, the second source electrode, the fifth gate electrode, the third drain electrode, the sixth gate electrode, the third source electrode, the seventh gate electrode, the fourth drain electrode, and the eighth gate electrode.

A switch comprising:

• a first signal line extended in a first direction;
• a second signal line formed to be parallel with the first signal line;
• a source electrode formed between the first and second signal lines;
• a first gate electrode arranged to be parallel with the source electrode and coupled to the first signal line;
• a second gate electrode provided to the opposite side of the first gate electrode with respect to the source electrode, and coupled to the second signal line;
• a first drain electrode provided to the opposite side of the source electrode with respect to the first gate electrode, and coupled to the second signal line;
• and
• a second drain electrode provided to the opposite side of the source electrode with respect to the second gate electrode, and coupled to the first signal line.

A switch comprising:

• a first signal line extended in a first direction;
• a second signal line formed to be parallel with the first signal line;
• and
• a first gate electrode to a fourth gate electrode, a first source electrode to a third source electrode, and a first drain electrode to a fourth drain electrode formed between the first signal line and the second signal line,
• wherein the electrodes are formed in the order of the first gate electrode, the first drain electrode, the second gate electrode, the first source electrode, the third gate electrode, the second drain electrode, the fourth gate electrode, the second source electrode, the fifth gate electrode, the third drain electrode, the sixth gate electrode, the third source electrode, the seventh gate electrode, the fourth drain electrode, and the eighth gate electrode.